TOKYO (Reuters) - A Japanese nuclear power company hesitated before using corrosive seawater to cool the No. 2 reactor at the stricken Fukushima plant because it hoped it could be used again, video released by the company shows, contradicting official findings.Full story

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The radioactivity in the water in one unit of a stricken nuclear power plant in northeastern Japan has tested 10 million times higher than normal, the plant's operator said Sunday. NBC’s Lee Cowan reports.

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